CBSE Class 10 Chemistry Worksheet - Revision (5)

Scroll down for PDF

CBSE Class 10 Chemistry Worksheet - Revision (5)

Worksheets have become an integral part of the education system. Worksheets are very critical for every student to practice his/ her concepts. Students, teachers and parents can download all CBSE educational material and extremely well prepared worksheets from this website. All revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects have been prepared based on the latest guidelines sent by CBSE. All CBSE educational material is developed by our panel of teachers, have also been submitted by thousands of teachers and students. The study material has been carefully compiled by the best teachers in India. Worksheets have been submitted by teachers of various CBSE schools and also have been carefully developed keeping into consideration the latest CBSE syllabus.

Q1. An iron salt ‘X’ on heating produces a brown coloured solid oxide

‘Y’ and releases suphur oxides. Identify X and Y. Which type of reaction

is this? Write balanced chemical equation for this reaction.

Q2. Identify the oxidizing agent and reducing agent in the following


Fe2O3 + 3CO -------> 2Fe + 3CO2

Q3. Define Rancidity? Why Potato chips should be kept in air tight


Q4. Rewrite the following chemical equation in the balanced form

NH3 + O2 -------> NO + H2O

Q5. A gas ‘X’ obtained from chlor-alkali process is used for preparing a

compound ‘Y’ which is used for disinfecting drinking water.

(1) Identify ‘X’ and ‘Y’.

(2) Write the chemical equation for preparation of ‘Y’ from ‘X’.

(3) Give uses of ‘X’ and ‘Y’

Q6.How is the concentration of the Hydroxide ion affected when the

following is added to sodium Hydroxide solution.

(a) Excess NaOH (b) distilled water

Please click the below link to access CBSE Class 10 Chemistry Worksheet - Revision (5)


Click on the text For more study material for Chemistry please click here - Chemistry

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Extension of dates by CBSE for Single Girl Child Merit (SGC) scholarship

CBSE has announced to extend dates for SGC scholarship. Previously the dates to submit the SGC scholarship form were 18 October 2019. Now dates have shifted. For online submission, the last date is 31st October. Whereas date for submission of hard copies of renewal...


Central Board of Secondary Education, CBSE is to conduct the 10th and 12th Board Examination 2020 from February 15, 2020. Due to University Admissions, CBSE has shifted Board Exams dates from 1 March to February 15 from 2019. This year too CBSE would be making changes...

CBSE Board Secretary says Class 10 and 12 CBSE Exam Pattern to be modified

The Central Board of Secondary Education is expected to introduce a few changes to the exam pattern for class 10 and board exams by 2023. Anurag Tripathi, secretary of CBSE speaking at an Assoham School Education Summit said that although this year class 10 students...

Requirements for admissions in CBSE affiliated Schools

CBSE gives an advanced form of education. They try to indulge students in interactions and teach application based subjects along with some others. Due to this preponderance of parents, they tend to admit their children in CBSE affiliated schools. General conditions...

Error in the evaluation of answer sheets in CBSE

The education board has witnessed many events where invigilators are being suspended for allotting wrong marks to the students.  This has affected students mainly of classes X and XII in the 2019 CBSE Board Exams. The central board of secondary education has taken...

CBSE examination board hike the fee for class 10th and 12th

The CBSE (Central Board Secondary Education) increased the examination fees for classes 10 and 12 of the 2020 boards, with no profit no loss principle, from Rs. 750 to Rs 1500, for all categories of students, including SC/ST candidates for all schools throughout India...

Studies Today